/**
 * @author justnow
 * Created on 2020-09-28
 * Description
 */
public class Test {
    public static void main(String[] args) {
        int a = 100;
        int b = -10;
        String c = "1111111";
        System.out.println(Integer.toBinaryString(-3));
        System.out.println(Integer.toBinaryString(0x7FFFFFFF));
        System.out.println(Integer.toBinaryString(-3 & 0x7FFFFFFF));


        /**
         * [0]
         * [1] -> 3 -> 5 -> 7
         * [2]
         */
    }
}